Trio-Tech International, together with its subsidiaries, provides manufacturing, testing, and distribution services to the semiconductor industry in the United States, Singapore, Malaysia, Thailand, and China. It operates through Manufacturing, Testing, Distribution, and Real Estate segments. The company develops and manufactures test equipment for front-end and back-end semiconductor manufacturing processes, and offers equipment such as leak detectors, autoclaves, centrifuges, burn-in systems and boards, HAST testers, and temperature-controlled chucks. It also provides electrical, environmental, and burn-in testing services, distributes environmental chambers, mechanical shock and vibration testers, and other semiconductor equipment and components, and invests in and rents real estate properties. Trio-Tech International was incorporated in 1958 and is headquartered in Van Nuys, California.